#bahar-booking-app {
    max-width: 560px;
    margin: 24px auto;
    font-family: 'IRANYekanX', Tahoma, sans-serif;
    background: #ffffff;
    border: 1px solid #000000;
    border-radius: 16px;
    padding: 26px;
    box-sizing: border-box;
}

#bahar-booking-app * {
    box-sizing: border-box;
    font-family: 'IRANYekanX', Tahoma, sans-serif;
}

.bb-calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.bb-month-title {
    font-weight: bold;
    font-size: 19px;
    color: #000000;
}

.bb-nav-btn {
    background: #ffffff;
    border: 1.5px solid #D8531F;
    border-radius: 10px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 14px;
    color: #D8531F;
    transition: background 0.15s ease, color 0.15s ease;
}
.bb-nav-btn:hover { background: #D8531F; color: #ffffff; }

.bb-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 14px;
    color: #000000;
    margin-bottom: 8px;
}
.bb-weekdays .bb-friday { color: #D8531F; font-weight: bold; }

.bb-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.bb-day {
    text-align: center;
    padding: 14px 0;
    border-radius: 10px;
    background: #ffffff;
    cursor: pointer;
    font-size: 16px;
    color: #000000;
    border: 1px solid darkgray;
    transition: background 0.15s ease, color 0.15s ease;
}
.bb-day:hover:not(.bb-disabled) {
    background: #D8531F;
    color: #ffffff;
    border-color: #D8531F;
}
.bb-day.bb-empty {
    background: transparent;
    border: none;
    cursor: default;
}
.bb-day.bb-disabled {
    color: #b3b3b3;
    cursor: not-allowed;
    background: #f5f5f5;
    border-color: #e0e0e0;
}
.bb-day.bb-friday-day {
    color: #D8531F;
}
.bb-day.bb-official-holiday {
    color: #D8531F;
    background: #fbeae3;
}
.bb-day.bb-full {
    background: #f0d9cf;
}
.bb-day.bb-selected {
    background: #D8531F;
    color: #ffffff;
    border-color: #D8531F;
}

.bb-slots-wrap, .bb-form-wrap {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px dashed #000000;
}

.bb-slots-wrap h4, .bb-form-wrap h4 {
    margin: 0 0 12px;
    color: #000000;
    font-size: 17px;
}

.bb-slots-grid {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.bb-slot-btn {
    padding: 10px 20px;
    border-radius: 10px;
    border: 1.5px solid #000000;
    background: #ffffff;
    cursor: pointer;
    font-size: 15px;
    color: #000000;
    transition: background 0.15s ease, color 0.15s ease;
}
.bb-slot-btn:hover:not(:disabled) {
    background: #D8531F;
    color: #ffffff;
    border-color: #D8531F;
}
.bb-slot-btn.bb-slot-selected {
    background: #D8531F;
    color: #ffffff;
    border-color: #D8531F;
}
.bb-slot-btn:disabled {
    color: #b3b3b3;
    background: #f5f5f5;
    border-color: #e0e0e0;
    cursor: not-allowed;
    text-decoration: line-through;
}

.bb-form-wrap input {
    width: 100%;
    padding: 13px;
    margin-bottom: 12px;
    border-radius: 10px;
    border: 1.5px solid gray;
    font-size: 15px;
    background: #ffffff;
    color:gray;
}
.bb-form-wrap input:focus {
    outline: none;
    border-color: #D8531F;
}

.bb-submit-btn {
    width: 100%;
    padding: 15px;
    background: #D8531F;
    color: #ffffff;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.15s ease;
}
.bb-submit-btn:hover { background: #b8461a; }
.bb-submit-btn:disabled {
    background: #e3b6a2;
    cursor: not-allowed;
}

#bb-message {
    margin-top: 14px;
    font-size: 15px;
    text-align: center;
    padding: 10px;
    border-radius: 10px;
}
#bb-message.bb-success {
    color: #000000;
    background: #fbeae3;
    border: 1px solid #D8531F;
}
#bb-message.bb-error {
    color: #ffffff;
    background: #000000;
}